万まん万まん年ねん

noun

tens of thousands of years; eternity

Emphatic expression for an immensely long time, stronger than 万年. Often used in hyperbolic or poetic contexts to mean 'forever'.

See also: 万年

• この伝でん統とうは万まん万まん年ねんも続つづいてきたように感かんじられる。

  This tradition feels as if it has continued for tens of thousands of years.

• 万まん万まん年ねんの時ときを経へても、その輝かがやきは失うしなわれない。

  Even after an eternity, its brilliance will not fade.